a solution based on 'https://www.hackingwithswift.com/example-code/core-graphics/how-to-render-a-pdf-to-an-image'
//MARK: - für Bild vom PDF erstellen
extension SettingsQuellen{
func drawIMGfromPDF(thisPDF: String) -> UIImage? {
///holt das PDF aus einem Verzeichnis im Programm
///nicht aus der 'Assets.xcassets'
let path = Bundle.main.path(
forResource: thisPDF, //"fsm75-3 (Startstrecke)"
ofType : "pdf") /////path to local file
let url = URL(fileURLWithPath: path!)
//following based on: https://www.hackingwithswift.com/example-code/core-graphics/how-to-render-a-pdf-to-an-image
guard let document = CGPDFDocument(url as CFURL) else { return nil }
guard let page = document.page(at: 1) else { return nil }
let pageRect = page.getBoxRect(.mediaBox)
let renderer = UIGraphicsImageRenderer(size: pageRect.size)
let img = renderer.image { ctx in
UIColor.white.set()
ctx.fill(pageRect)
ctx.cgContext.translateBy(x: 0.0, y: pageRect.size.height)
ctx.cgContext.scaleBy(x: 1.0, y: -1.0)
ctx.cgContext.drawPDFPage(page)
}
return img
}//end func drawIMGfromPDF
}//end extension SettingsQuellen - für Bild vom PDF erstellen
Usage:
let img = drawIMGfromPDF(thisPDF: "fsm75-3 (Startstrecke)") //Bild vom PDF erstellen
cell.outletImageView.image = img